- 'A true pleasure to see my child spending so much time with the SAT app,' Katy French, Atlanta GA
- 'Bio AP with thousands of terms - bring it on...,' Kevin Rowland, Thousand Oaks, CA
- 'Silence and learning while driving to the beach, two birds with one stone,' Pam Benzine, Los Altos, CA
- 'We would like to convert your apps to Chinese,' Irene Cheng, Shanghai, CN
- 'Down side is my kids justify using my phone all the time,' David Larson, New York, NY
- 'Both my senior and myself have been learning/re-learning chemistry with this app. Thks,' M. Brophy, London, UK
- 'As a developer, I initially down rated this app. After using it for a month, I changed to up rate. Congrads,' M. Malik, San Jose, CA
- 'Some of the pictures seem off topic. Overall it's brilliant,' Phil Chin, Boston, MA
- 'Great for learning English as second language,' Tanzier, India